A250985 Index of record values in A247190.

3, 4, 6, 12, 14, 22, 25, 41, 44, 47, 76, 116, 151, 179, 375, 615, 617, 670, 744, 750, 1118, 1160, 1358, 1471, 1541, 2693, 2906, 3658, 3878, 4132, 4281, 5719, 5907, 7136, 12346, 12792, 14816, 14991, 19215, 23004, 24892, 26778, 28483, 41558, 44031, 48858, 55934

Offset

1,1

Comments

A247190(A250985(n)) = A250984(n).

Links

Chai Wah Wu, Table of n, a(n) for n = 1..97

Prog

(Python)
from sympy import prime
def A247190(n):
    p, f, fv = prime(n), 1, {}
    for i in range(2, p):
        f = (f*i) % p
        if f in fv:
            return fv[f]
        else:
            fv[f] = i
    return 0
A250985_list, m = [], -1
for i in range(3, 10**6):
    v = A247190(i)
    if v > m:
        A250985_list.append(i)
        m = v

Crossrefs

Cf. A247190, A250984.

Sequence in context: A310006 A294144 A136243 * A051592 A044843 A293593

Adjacent sequences: A250982 A250983 A250984 * A250986 A250987 A250988

Keyword

nonn

Author

Chai Wah Wu, Dec 16 2014

Status

approved